<!DOCTYPE html>
<html lang="en">
  <head>
    <meta charset="UTF-8" />
    <meta name="viewport" content="width=device-width, initial-scale=1.0" />
    <title>CSS+SVG动画</title>
    <link rel="stylesheet" href="style.css" />
  </head>
  <body>
    <section>
      <div class="box">
        <div class="loader">
          <svg>
            <circle cx="40" cy="40" r="40"></circle>
          </svg>
        </div>
      </div>
      <div class="box">
        <div class="loader">
          <svg>
            <circle cx="40" cy="40" r="40"></circle>
          </svg>
        </div>
      </div>
      <div class="box">
        <div class="loader">
          <svg>
            <circle cx="40" cy="40" r="40"></circle>
          </svg>
        </div>
      </div>
    </section>
  </body>
</html>
